Congressional pork.Clues: Both parties act like teenage addicts on a spending spree with stolen credit cards. By not using the veto, the administration acts like a parent who needs Nanny 911.International credibility. Clues: Image problems: Post-9/11 imperialism, WMDs, Abu Ghraib, Gitmo and more.

Now total up your scores on these individual bubbles. If your total is 50 points or more, you see a megabubble dead ahead. Prepare accordingly. If you’re close to 100 points, consider a very conservative strategy.